What does it mean to leave Ding Yun for money at the age of fifteen instead of staying lonely at the cold window?

According to the information you provided, "at the age of fifteen, I would rather rob money in Dingyun than be lonely in a cold window" is a sentence with some numerology terms. This sentence can be understood as describing a person's dilemma and fate in fate.

-"fifteen years old" represents a person's age and refers to a specific time point.

-"Fate" refers to the specific combination of a person's eight-character numerology, which is a term in numerology. Ding Yun is generally related to wealth, and there may be some financial fluctuations and challenges.

-"robbing money without keeping it" means that there will be robbery in Ding Yun, which means that some property may be lost or occupied by others.

-"Cold window loneliness" means that people will experience some loneliness and hardships in the process of studying or pursuing future goals, and they need to study and practice hard in a lonely learning environment.

These terms are all concepts in numerology, which are used to interpret a person's fate and fortune. This sentence conveys that a person may face some economic challenges and hardships when he is fifteen years old, and he needs to spend a lonely time studying hard at the cold window.

It should be noted that numerology is only a method of speculation and prediction, and it cannot predict a person's fate completely and accurately. Therefore, these explanations are only based on some traditional understandings and common explanations.